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Side by Side Diff: net/quic/quic_data_writer_test.cc

Issue 1160203003: net: Remove the remaining use of GG_(U)INTn_C macros. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: stdint.h Created 5 years, 6 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "net/quic/quic_data_writer.h" 5 #include "net/quic/quic_data_writer.h"
6 6
7 #include <stdint.h>
8
7 #include "base/memory/scoped_ptr.h" 9 #include "base/memory/scoped_ptr.h"
8 #include "net/quic/quic_data_reader.h" 10 #include "net/quic/quic_data_reader.h"
9 #include "net/test/gtest_util.h" 11 #include "net/test/gtest_util.h"
10 #include "testing/gtest/include/gtest/gtest.h" 12 #include "testing/gtest/include/gtest/gtest.h"
11 13
12 namespace net { 14 namespace net {
13 namespace test { 15 namespace test {
14 namespace { 16 namespace {
15 17
16 TEST(QuicDataWriterTest, SanityCheckUFloat16Consts) { 18 TEST(QuicDataWriterTest, SanityCheckUFloat16Consts) {
17 // Check the arithmetic on the constants - otherwise the values below make 19 // Check the arithmetic on the constants - otherwise the values below make
18 // no sense. 20 // no sense.
19 EXPECT_EQ(30, kUFloat16MaxExponent); 21 EXPECT_EQ(30, kUFloat16MaxExponent);
20 EXPECT_EQ(11, kUFloat16MantissaBits); 22 EXPECT_EQ(11, kUFloat16MantissaBits);
21 EXPECT_EQ(12, kUFloat16MantissaEffectiveBits); 23 EXPECT_EQ(12, kUFloat16MantissaEffectiveBits);
22 EXPECT_EQ(GG_UINT64_C(0x3FFC0000000), kUFloat16MaxValue); 24 EXPECT_EQ(UINT64_C(0x3FFC0000000), kUFloat16MaxValue);
23 } 25 }
24 26
25 TEST(QuicDataWriterTest, WriteUFloat16) { 27 TEST(QuicDataWriterTest, WriteUFloat16) {
26 struct TestCase { 28 struct TestCase {
27 uint64 decoded; 29 uint64 decoded;
28 uint16 encoded; 30 uint16 encoded;
29 }; 31 };
30 TestCase test_cases[] = { 32 TestCase test_cases[] = {
31 // Small numbers represent themselves. 33 // Small numbers represent themselves.
32 { 0, 0 }, { 1, 1 }, { 2, 2 }, { 3, 3 }, { 4, 4 }, { 5, 5 }, { 6, 6 }, 34 { 0, 0 }, { 1, 1 }, { 2, 2 }, { 3, 3 }, { 4, 4 }, { 5, 5 }, { 6, 6 },
(...skipping 78 matching lines...) Expand 10 before | Expand all | Expand 10 after
111 EXPECT_TRUE(reader.ReadUFloat16(&value)); 113 EXPECT_TRUE(reader.ReadUFloat16(&value));
112 // Check that small numbers represent themselves 114 // Check that small numbers represent themselves
113 if (i < 4097) 115 if (i < 4097)
114 EXPECT_EQ(i, value); 116 EXPECT_EQ(i, value);
115 // Check there's monotonic growth. 117 // Check there's monotonic growth.
116 EXPECT_LT(previous_value, value); 118 EXPECT_LT(previous_value, value);
117 // Check that precision is within 0.5% away from the denormals. 119 // Check that precision is within 0.5% away from the denormals.
118 if (i > 2000) 120 if (i > 2000)
119 EXPECT_GT(previous_value * 1005, value * 1000); 121 EXPECT_GT(previous_value * 1005, value * 1000);
120 // Check we're always within the promised range. 122 // Check we're always within the promised range.
121 EXPECT_LT(value, GG_UINT64_C(0x3FFC0000000)); 123 EXPECT_LT(value, UINT64_C(0x3FFC0000000));
122 previous_value = value; 124 previous_value = value;
123 char buffer[6]; 125 char buffer[6];
124 QuicDataWriter writer(6, buffer); 126 QuicDataWriter writer(6, buffer);
125 EXPECT_TRUE(writer.WriteUFloat16(value - 1)); 127 EXPECT_TRUE(writer.WriteUFloat16(value - 1));
126 EXPECT_TRUE(writer.WriteUFloat16(value)); 128 EXPECT_TRUE(writer.WriteUFloat16(value));
127 EXPECT_TRUE(writer.WriteUFloat16(value + 1)); 129 EXPECT_TRUE(writer.WriteUFloat16(value + 1));
128 // Check minimal decoding (previous decoding has previous encoding). 130 // Check minimal decoding (previous decoding has previous encoding).
129 EXPECT_EQ(i - 1, *reinterpret_cast<uint16*>(writer.data())); 131 EXPECT_EQ(i - 1, *reinterpret_cast<uint16*>(writer.data()));
130 // Check roundtrip. 132 // Check roundtrip.
131 EXPECT_EQ(i, *reinterpret_cast<uint16*>(writer.data() + 2)); 133 EXPECT_EQ(i, *reinterpret_cast<uint16*>(writer.data() + 2));
132 // Check next decoding. 134 // Check next decoding.
133 EXPECT_EQ(i < 4096 ? i + 1 : i, 135 EXPECT_EQ(i < 4096 ? i + 1 : i,
134 *reinterpret_cast<uint16*>(writer.data() + 4)); 136 *reinterpret_cast<uint16*>(writer.data() + 4));
135 } 137 }
136 } 138 }
137 139
138 } // namespace 140 } // namespace
139 } // namespace test 141 } // namespace test
140 } // namespace net 142 } // namespace net
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